The oceans cover 70 percent of the planet's surface and constitute 99 percent of its living space, and every drop of ocean water holds living things. Without its oceans, Earth would be a rock in space, and life may never have appeared on our planet.
Scientists seek to learn more about these abundant, fragile, and now-threatened communities
Discoveries of unusual marine microbes are radically changing our views about the evolution of life
Scientists explore many facets of whales' lives to help species on the edge of extinction
Mathematical analyses offer new insights into age-old controversies on fishing restriction
A new tagging device lets scientists 'go along for the ride' into the underwater world of whales